What notes are in the Bb Augmented major seventh suspended fourth chord?

The Bb Augmented major seventh suspended fourth chord contains the notes Bb · Eb · F# · A: the root Bb with the intervals 1P, 4P, 5A, 7M stacked above it. Play them together for the chord or one after another for an arpeggio. The lowest note is normally Bb, but any chord tone can take the bass in an inversion.

What intervals make up the Bb Augmented major seventh suspended fourth chord?

Measured from Bb, the Bb Augmented major seventh suspended fourth chord stacks the intervals 1P, 4P, 5A, 7M. The quality of the third and of the seventh, if there is one, is what gives the chord its character; the rest of the notes colour it. Every interval in the formula links to its own page, with its sound.

How do I play the Bb Augmented major seventh suspended fourth chord?

On guitar the most common Bb Augmented major seventh suspended fourth shape is x11242, read from the lowest string to the highest; the instrument panel above shows several more with their fingerings. On piano play Bb3 · Eb4 · F#4 · A4 with the right hand, or move the root down into the left hand and keep the rest above it. Every shape on this page plays when you press it.

Bb Augmented Major Seventh Suspended Fourth Chord (Bbmaj7#5sus4)

Play it on your instrument

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Voicings on the piano

Voicing	Notes	Play it on your instrument
Closed, root position	Bb3 · Eb4 · F#4 · A4
Open (drop 2)	F#3 · Bb3 · Eb4 · A4
Shell	Bb3 · Eb4 · A4
Rootless	Eb3 · F#3 · A3

Tap a key or a fret to hear it.

Anatomy

Bb Augmented major seventh suspended fourth (Bbmaj7#5sus4) contains the notes Bb · Eb · F# · A, each with a role measured as an interval from the root.

Read on: how triads are built · seventh chords

Inversions

An inversion of Bb Augmented major seventh suspended fourth puts a chord tone other than Bb in the bass; the name after the slash is that bass note.

Where it lives

The keys and the scales Bb Augmented major seventh suspended fourth belongs to.

In which keys

Bb Augmented major seventh suspended fourth is diatonic to 2 keys; the numeral is its degree and the label its harmonic function.

Bb minorI+maj7#5sus4Tonic
G minorIII+maj7#5sus4Tonic

Scales that contain it

Bb Augmented major seventh suspended fourth fits inside these scales, each built on Bb.

Bb Harmonic MinorBb · C · Db · Eb · F · Gb · A
Bb Harmonic MajorBb · C · D · Eb · F · Gb · A
Bb Augmented HeptatonicBb · C# · D · Eb · F · F# · A
Bb BalineseBb · Cb · Db · Eb · F · Gb · A
Bb Double Harmonic MajorBb · Cb · D · Eb · F · Gb · A
Bb PersianBb · Cb · D · Eb · Fb · Gb · A
Bb Major AugmentedBb · C · D · Eb · F# · G · A
Bb DiminishedBb · C · Db · Eb · Fb · Gb · G · A

Related chords

Chords that share most of their notes with Bb Augmented major seventh suspended fourth: simpler and richer stacks of the same notes, and the substitutes a chart would accept.

Richer

Bbmaj9#5sus4Bb · Eb · F# · A · C

Augmented major seventh suspended fourth on every root

Cmaj7#5sus4 Dbmaj7#5sus4 Dmaj7#5sus4 Ebmaj7#5sus4 Emaj7#5sus4 Fmaj7#5sus4 Gbmaj7#5sus4 Gmaj7#5sus4 Abmaj7#5sus4 Amaj7#5sus4

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Understanding the Bb Augmented major seventh suspended fourth chord

Names and symbols

Bbmaj7#5sus4 is the chord symbol for Bb Augmented major seventh suspended fourth; it is also written BbM7#5sus4.

maj7♯5 and +Δ7 both mean this chord. It is not the aug7 of most charts, which carries a minor seventh; the Δ is what marks the major seventh here.

Common questions

What notes are in the Bb Augmented major seventh suspended fourth chord?: The Bb Augmented major seventh suspended fourth chord contains the notes Bb · Eb · F# · A: the root Bb with the intervals 1P, 4P, 5A, 7M stacked above it. Play them together for the chord or one after another for an arpeggio. The lowest note is normally Bb, but any chord tone can take the bass in an inversion.
What intervals make up the Bb Augmented major seventh suspended fourth chord?: Measured from Bb, the Bb Augmented major seventh suspended fourth chord stacks the intervals 1P, 4P, 5A, 7M. The quality of the third and of the seventh, if there is one, is what gives the chord its character; the rest of the notes colour it. Every interval in the formula links to its own page, with its sound.
How do I play the Bb Augmented major seventh suspended fourth chord?: On guitar the most common Bb Augmented major seventh suspended fourth shape is x11242, read from the lowest string to the highest; the instrument panel above shows several more with their fingerings. On piano play Bb3 · Eb4 · F#4 · A4 with the right hand, or move the root down into the left hand and keep the rest above it. Every shape on this page plays when you press it.